How to calibrate the Gap/Black Mark Sensor by directly operating the printer
The Gap/Black Mark Sensor sensitivity should be calibrated whenever:
A new printer is purchased
Label stock is changed
Printer initialization takes place
To calibrate the ribbon and Gap/Black Mark Sensor:
To select the sensor for calibration, send the correct command to the printer:
For the Gap Sensor: the GAP command
For the Black Mark Sensor: the BLINE command
You can also calibrate by using the BPM (Brother Printer Management Tool).
Turn off the printer.
Press and hold the Pause button, and then turn on the printer.
Release the button when the Power LED is blinking in red (5 times), and feed the labels.
The LED color will change in the following order:
Amber > red (5 times) > amber (5 times) > green (5 times) > green/amber (5 times) > red/amber (5 times) > green (lit)
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